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What is a stack trace, and how can I use it to debug my application errors?
...dbc.jdbcPreparedStatement.executeUpdate(Unknown Source)
at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.executeUpdate(NewProxyPreparedStatement.java:105)
at org.hibernate.id.insert.AbstractSelectingDelegate.performInsert(AbstractSelectingDelegate.java:57)
... 54 more
In this exam...
Storing Data in MySQL as JSON
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72
MySQL 5.7 Now supports a native JSON data type similar to MongoDB and other schemaless document...
What is a bank conflict? (Doing Cuda/OpenCL programming)
... 3 | 4 5 6 7 | 8 9 10 11 |...
Address | 64 65 66 67 | 68 69 70 71 | 72 73 74 75 |...
...
So if each thread in a halfwarp accesses successive 32bit values there are no bank conflicts. An exception from this rule (every thread must access its own bank) are broadcasts:
If all threads access t...
Should I always use a parallel stream when possible?
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72
I watched one of the presentations of Brian Goetz (Java Language Architect & specification ...
Why do we use Base64?
...
Hello
world!
If I send it as ASCII (or UTF-8) it will look like this:
72 101 108 108 111 10 119 111 114 108 100 33
The byte 10 is corrupted in some systems so we can base 64 encode these bytes as a Base64 string:
SGVsbG8sCndvcmxkIQ==
Which when encoded using ASCII looks like this:
83 71 86...
Class method differences in Python: bound, unbound and static
...>>> C.__dict__['foo'].__get__(None, C)
<function C.foo at 0x10a72f510>
>>> C.__dict__['a'].__get__(None, C)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
AttributeError: 'list' object has no attribute '__get__'
This is because the lis...
font-style: italic vs oblique in CSS
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72
Generally, an italic is a special version of the font, whereas an oblique version is just the r...
Should I use Vagrant or Docker for creating an isolated environment? [closed]
...since Vagrant has built-in provider support for docker: docs.vagrantup.com/v2/provisioning/docker.html
– Alp
May 14 '14 at 7:34
19
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Fast Linux File Count for a large number of files
...ething like this:
1 => 38,
65 => 95052,
66 => 12823,
67 => 10572,
69 => 67275,
70 => 8105,
71 => 42052,
72 => 1184,
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How to make git mark a deleted and a new file as a file move?
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